100D1797 Datasheet, PDF (1/1 Pages) DAICO Industries, Inc. – Modulator Sub-Assembly

F E AT U R E S
45 - 70 MHz
High Isolation
30 nSec Switching Speed
Integrated SPST Blanking Switch, Bi-Phase
HDI
Modulators, and Digital Attenuators
High Pass Filters for Reduced Transients
0.5 dB LSB / 127.5 dB Attention Range
TTL Control
MODEL NO.
100D1797
Modulator Sub-Assembly
PART IDENTIFICATION
J1
3.50 TYP
1.30
MAX
J2
4.00
±.03 ^5.00
J3
J4
CONNECTOR, 37 PIN
M24308/3-4
12.00 ±.03
PIN 1
BI-PHASE
30 MHz
MODULATOR
HI-PASS
J2
(MOD - 2)
FILTER
8 BIT ATTENUATOR
.5dB
127.5 dB
LSB
RANGE
SPST
BI-PHASE
2-WAY
J1
SWITCH
MODULATOR
PWR DIVIDER
(SW.1)
(MOD 1)
(P1)
8 BIT ATTENUATOR
.5dB
127.5 dB
LSB
RANGE
BI-PHASE
30 MHz
MODULATOR
HI-PASS
J3
(MOD - 3)
FILTER
.19
CONNECTOR, SMA
FEMALE 3 PLACES
.xx = .02
.xxx = .010
TYPICAL PERFORMANCE
at 25°C
1.8 40 60
ISO
1.6 30 45
1.4 20 30
1.2 10 15
I. LOSS
VSWR
1.0
0
0
20
40
100
400
FREQUENCY (MHz)
1000
GUARANTEED PERFORMANCE
Parameter
Min Typ Max Units Conditions
Operating Frequency
45
70 MHz
DC Current
1
2A
At +5 VDC Supply
Control Type
TTL
20 Line
Switch Modulator “1” = Thru “0” = Off
Phase Modulator “1” = 0 DEG “0” = 180°
Attenuation Bits “1” = ATTN “0” = Thru
Control Current
High
1 ±200 µA VIH = +2.7V
Low
-60 ±200 µA VIL = +0.5V
Insertion Loss
16 20 dB
Balance Between Channels
0.1 ±0.5 dB
Phase Difference
+0.4 ±2 DEG Insertion Loss State
Isolation
70 83
dB J1 - J2, J1- J3 (SW1 Off)
40 43
dB J2 - J3
Attenuation
LSB
0.5
dB
Range 0
127.5 dB 0.5, 1, 2, 4, 8, 16, 32, 64
Accuracy
dB ±(0.15 + 2% of Atten. Setting in dB)
VSWR
Input
1.2/1 1.3/1
J1, Input
Output
1.4/1 1.6/1
J2, J3 Outputs
Impedance
50
OHMS
Switching Speed
30 50 nSec 50% TTL to 90% / 10% RF
Transition (Rise/Fall) Time
20
nSec All SW., Mods, + Bits
Intercept Points
2nd
+38
dBm 40 MHz / 30 MHz
3rd
+10
dBm 20 MHz / 30 MHz
RF Power
Operate
+14 +10 dBm 0.1 dB Compression
No Damage
+27 dBm
Operating Temperature
0 +25 +60 °C
TA
DAICO Industries
Rev. A / Iss. 1